All of the 2018 offers below are available at participating restaurants on July 29 only, and some of the businesses have other restrictions.

Buffalo Wild Wings: Get free snack wings with the purchase of a small, medium or large order of traditional or boneless wings. The offer is good for dine-in orders only. Wings are served with a choice of two sauces that include sweet and hot barbecue, Asian Zing and Caribbean Jerk. www.buffalowildwings.com

Fatburger & Buffalo’s Express: This chain is offering free delivery to its co-branded restaurants through the service Postmates. The promo code is FATWINGS. Postmates serves four of the chain’s locations in the Los Angeles area, according to its website. www.buffalos.com, www.fatburger.com

Hooters’ menu includes bacon-wrapped wings. (Courtesy of Hooters)

Hooters: The offer is 10 free boneless wings with the purchase of any 10 wings. The selection is mind-boggling — six varieties, including bacon-wrapped, that can be tossed in 17 sauces or three dry rubs.

Wingstop: The offer is five free wings with any wing purchase between 11 a.m. and 5 p.m., according to the company’s Facebook page. The promo code is 5FREEWINGS. Wingstop serves traditional and boneless wings and fries with the choice of a dozen flavors. www.wingstop.com

Fielding Buck has been a business reporter since 2014 with a focus on logistics, supply chain and GIS. Prior experience includes extensive entertainment reporting. He loves photography and dogs and lives in San Bernardino County.